Best definition
A person whose obesity makes walking with a normal stride impossible, so that the person must wobble from side to

side like a duck to go forward.

Did you see that waddler on the Maury Povich show this morning?
waddler: define #2
a person that is generly a wigger and who is generly hot. They seem to have the need to mess up there walk by only picking up one leg and swinging it to a side then doing the same for the other side.
“Did ya see the waddler, wouldn’t ya like to get with that”

“They said that they will be here in 20 mintues, but it depends on how fast they waddle here.”

waddler: define #3
(n.) One who persues a dominating and/or pseudo-helpless female
He was a waddler to her for so long.